Theirer Family History

You can see how Theirer families moved over time by selecting different census years. The Theirer family name was found in the USA between 1880 and 1920. The most Theirer families were found in USA in 1880. In 1880 there was 1 Theirer family living in Illinois. This was about 50% of all the recorded Theirer's in USA. Illinois and 1 other state had the highest population of Theirer families in 1880.

Use census records and voter lists to see where families with the Theirer surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.